Qos; Vpn; Pptp - Caimore CM520-6X Series User Manual

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4.2.4 QoS

 Max Download Rate: The maximum downloading speed of device.
 Max Upload Rate: The maximum uploading speed of device.
 Rule Name: Name of rule. Each name should be different.
 IP address: IP address of the speed limiting devices.

4.3 VPN

4.3.1 PPTP

PPTP is a protocol in layer 2, it transfers data by encapsulating PPP data frames within IP
packets. It also can be used in the connection of private LAN. It uses a TCP connection to
maintain the tunnel, and uses GRE technology to encapsulate the data to PPP data frames then
transfer the data through tunnel. And also, it can encrypt or compress the data encapsulated in
PPP frames.
 Server: IP address or domain of PPTP server.
 Remote Subnet / Remote Mask: Intranet information on server side.
 Protocol: The way of PPTP to perform PPP authentication --
Pap: in this way, username and password are transmitted in clear text, the security
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